From: mru@users.sourceforge.net (Måns Rullgård)
To: Andre Tomt <andre@tomt.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Software RAID5 with 2.6.0-test
Date: Thu, 09 Oct 2003 11:28:49 +0200 [thread overview]
Message-ID: <yw1xoewqep4e.fsf@users.sourceforge.net> (raw)
In-Reply-To: <1065690658.10389.19.camel@slurv> (Andre Tomt's message of "Thu, 09 Oct 2003 11:10:59 +0200")
Andre Tomt <andre@tomt.net> writes:
>> > Was this a 4 port or 2 port HPT controller? Keep in mind, two disks on
>> > the same IDE channel severely degrades performance, *especially* with
>> > RAID.
>>
>> It's a four port SATA controller. I'd never even think about placing
>> two disks on the same cable.
>
> You can't either, considering it is SATA :-)
>
> However, I wouln't count on superior performance from software based
> RAID 5 (ata/fakeraid or otherwise), that is whats real raid controllers
> are for.
I've seen reports of people obtaining nearly 100 MB/s from software
RAID5.
> Out of couriosity, how well is it performing in lets say.. a RAID10 or
> RAID1 setup?
I didn't try. I might, of course.
--
Måns Rullgård
mru@users.sf.net
next prev parent reply other threads:[~2003-10-09 9:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-08 22:43 Software RAID5 with 2.6.0-test Måns Rullgård
2003-10-08 23:24 ` Torrey Hoffman
2003-10-08 23:44 ` Måns Rullgård
2003-10-09 0:51 ` Andre Tomt
2003-10-09 8:55 ` Måns Rullgård
2003-10-09 9:10 ` Andre Tomt
2003-10-09 9:28 ` Måns Rullgård [this message]
2003-10-17 17:07 ` Bill Davidsen
2003-10-17 17:44 ` Måns Rullgård
2003-10-17 18:39 ` Samuel Flory
2003-10-17 19:18 ` Måns Rullgård
2003-10-17 19:37 ` Jakob Oestergaard
2003-10-17 19:52 ` Måns Rullgård
2003-10-18 22:55 ` jw schultz
2003-10-17 19:24 ` Jakob Oestergaard
2003-10-19 9:25 ` Pavel Machek
2003-10-21 21:44 ` bill davidsen
2003-10-21 21:36 ` bill davidsen
2003-10-22 15:17 ` Chuck Campbell
-- strict thread matches above, loose matches on Subject: below --
2003-10-18 11:50 Dr. David Alan Gilbert
2003-10-21 21:51 ` bill davidsen
2003-10-22 2:37 ` jw schultz
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